Finding the Fourth Proportional to 63,306,217.62, 87,362,580.31 and 34,332,841.62
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Solution
The fourth proportional to 63,306,217.62, 87,362,580.31 and 34,332,841.62 is: 47,379,321.43
Step by Step Solution
- Step 1: Write the proportion equation
63,306,217.62 : 87,362,580.31 = 34,332,841.62 : x - Step 2: Convert to fraction form
63,306,217.62/87,362,580.31 = 34,332,841.62/x - Step 3: Cross multiply
63,306,217.62x = 87,362,580.31 × 34,332,841.62 - Step 4: Simplify right side
63,306,217.62x = 2,999,405,633,110,978 - Step 5: Solve for x
x = 2,999,405,633,110,978/63,306,217.62 - Step 6: Final answer
x = 47,379,321.43
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.